In the United States what age group has the highest rates of automobile accidents, injuries, and fatalities of any age group?

Although the exact causes of ADHD are not known, it is believed to be related to

A) genetics. B) bad parenting. C) abuse. D) psychological trauma.

_______________ is a fundamental personality dimension that describes whether people are steadfast and persevering, or fickle and careless

a. Agreeableness versus antagonism b. Extroversion versus introversion c. Conscientiousness versus impulsiveness d. Openness to experience versus resistance to new experience